# TryExcludePlatformAt(string, int, out Exception)

> [Editor Only] Excludes a platform for the given Quality Level.

## Definition

* **Type:** Method
* **Namespace:** [UnityEngine](/engine/6000.5/script-reference/unityengine.md)
* **Assembly:** UnityEngine.CoreModule

## TryExcludePlatformAt(string, int, Exception)

```csharp
public static bool TryExcludePlatformAt(string buildTargetGroupName, int index, out Exception error)
```

### Parameters

**** (\[string]\(https\://learn.microsoft.com/dotnet/api/system.string)): The platform name.**** (\[int]\(https\://learn.microsoft.com/dotnet/api/system.int32)): The index of the Quality Level, must be positive and lower than the count of Quality Levels.**** (\[Exception]\(https\://learn.microsoft.com/dotnet/api/system.exception)): The error raised by the API.

### Returns

| Type                                                          | Description                   |
| ------------------------------------------------------------- | ----------------------------- |
| [bool](https://learn.microsoft.com/dotnet/api/system.boolean) | True if no errors were found. |

### Remarks

```csharp
public void ExcludeQualityLevelForPlatform(int qualityLevelToExclude, BuildTarget platformToExclude)
{
    var activeBuildTargetGroup = BuildPipeline.GetBuildTargetGroup(platformToExclude);
    var namedBuildTarget = NamedBuildTarget.FromBuildTargetGroup(activeBuildTargetGroup);
    bool result = QualitySettings.TryExcludePlatformAt(namedBuildTarget.TargetName, qualityLevelToExclude, out var ex);
    Debug.Log(result
        ? "Successfully excluded the platform at the specified quality level."
        : $"Failed to exclude the platform. {ex.Message}");
}
```

Exclude a given platform in a given Quality Level index.